This struct collects all the WriteSerializedFile parameters in to a single place.
| bundleInfo | Optional Parameter used when writing a serialized file for an Asset Bundle. |
| globalUsage | The global lighting information to use when writing the serialized file. |
| preloadInfo | The set of external object dependencies that need to be loaded when loading the resulting serialized file. |
| referenceMap | The set of external objects that can be referenced by this serialized file. |
| settings | The settings to use when writing the serialized file. |
| usageSet | The the texture, material, mesh, and shader usage tags to use when writing the serialized file. |
| writeCommand | The struct of internal file name, list of objects, and order of objects to use when writing the serialized file. |